<template>
  <div class="xk857-container" v-loading="loading">
    <!-- 条件查询 -->
    <el-form :inline="true" :model="query" size="mini">
      <el-form-item label="用户名:">
        <el-input v-model.trim="query.username"></el-input>
      </el-form-item>
      <el-form-item label="手机号:">
        <el-input v-model.trim="query.mobile"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button icon="el-icon-search" type="primary" @click="queryData">查询</el-button>
        <el-button icon="el-icon-refresh" @click="reload">重置</el-button>
        <el-button icon="el-icon-circle-plus-outline" type="primary" @click="openAdd">新增</el-button>
      </el-form-item>
    </el-form>

    <el-table
      :data="list"
      stripe
      border
      style="width: 100%">
      <el-table-column align="center" type="index" label="序号" width="60"></el-table-column>
      <el-table-column align="center" prop="username" label="用户名"></el-table-column>
      <el-table-column align="center" prop="nickName" label="昵称"></el-table-column>
      <el-table-column align="center" prop="mobile" label="手机号"></el-table-column>
      <el-table-column align="center" prop="email" label="邮箱"></el-table-column>
      <el-table-column align="center" prop="isAccountNonExpired" label="帐号过期">
        <!-- (1 未过期，0已过期) -->
        <template slot-scope="scope">
          <el-tag v-if="scope.row.isAccountNonExpired === 0" type="danger">过期</el-tag>
          <el-tag v-if="scope.row.isAccountNonExpired === 1" type="success">正常</el-tag>
        </template>
      </el-table-column>
      <el-table-column align="center" prop="isAccountNonLocked" label="帐号锁定">
        <!-- (1 未锁定，0已锁定) -->
        <template slot-scope="scope">
          <el-tag v-if="scope.row.isAccountNonLocked === 0" type="danger">锁定</el-tag>
          <el-tag v-if="scope.row.isAccountNonLocked === 1" type="success">正常</el-tag>
        </template>
      </el-table-column>
      <el-table-column align="center" prop="isCredentialsNonExpired" label="密码过期">
        <!-- (1 未过期，0已过期) -->
        <template slot-scope="scope">
          <el-tag v-if="scope.row.isCredentialsNonExpired === 0" type="danger">过期</el-tag>
          <el-tag v-if="scope.row.isCredentialsNonExpired === 1" type="success">正常</el-tag>
        </template>
      </el-table-column>
      <el-table-column align="center" prop="isEnabled" label="是否可用">
        <!-- (1 可用，0 删除用户) -->
        <template slot-scope="scope">
          <el-tag v-if="scope.row.isEnabled === 0" type="danger">已删除</el-tag>
          <el-tag v-if="scope.row.isEnabled === 1" type="success">可用</el-tag>
        </template>
      </el-table-column>
      <el-table-column align="center" label="操作" width="330">
        <template slot-scope="scope" v-if="scope.row.isEnabled === 1">
          <el-button type="success" @click="handleEdit(scope.row.id)" size="mini">编辑</el-button>
          <el-button type="danger" @click="handleDelete(scope.row.id)" size="mini">删除</el-button>
          <el-button type="primary" @click="handleRole(scope.row.id)"  size="mini">设置角色</el-button>
          <el-button type="warning" @click="handlePwd(scope.row.id)" size="mini">密码修改</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页组件 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="page.current"
      :page-sizes="[10, 20, 50]"
      :page-size="page.size"
      layout="total, sizes, prev, pager, next, jumper"
      :total="page.total">
    </el-pagination>

    <!-- 编辑组件 -->
    <edit :title="edit.title" :formData="edit.formData" :visible="edit.visible" :remoteClose="remoteClose"/>

    <el-dialog title="设置角色" :visible.sync="role.visible" width="65%">
      <!-- roleIds是当前用户所拥有的角色id, saveUserRole事件是子组件进行触发提交选择的角色id -->
      <Role :roleIds="role.roleIds" @saveUserRole="saveUserRole"/>
    </el-dialog>

    <!-- 密码修改 -->
    <Password title="修改密码" :userId="pwd.userId" :visible="pwd.visible" :remoteClose="remotePwdClose"/>
  </div>
</template>

<script>

import * as api from '@/api/user'

import Edit from './edit'
import Role from '../role'
import Password from './password'

export default {
  name: 'User', // 和对应路由表中配置的name值一致

  components: {Edit, Role, Password},

  data() {
    return {
      list: [],
      page: {
        current: 1,
        size: 20,
        total: 0
      },
      loading: false,
      query: {},

      edit: {
        title: '',
        visible: false,
        formData: {}
      },

      role: { // 弹出设置角色组件
        visible: false,
        // 传递到子组件中时,至少会传递一个空数据[], 子组件判断是否有roleIds值
        roleIds: [], // 封装当前用户所拥有的 角色id

        userId: null // 点击哪个用户，就是哪个用户id,当保存用户角色时，需要使用
      },

      pwd: { // 修改密码组件
        userId: null, // 修改哪一个用户
        visible: false
      }
    }
  },

  created() {
    this.fetchData()
  },

  methods: {
    async fetchData() {
      this.loading = true
      const {data} = await api.getList(this.query, this.page.current, this.page.size)
      this.list = data.records
      this.page.total = data.total
      this.loading = false
    },

    // val 是切换之后的每页显示多少条
    handleSizeChange(val) {
      this.page.size = val
      this.fetchData()
    },

    // 当页码改变后触发到此方法，val 是当前点击（或输入）的那个页码，
    handleCurrentChange(val) {
      this.page.current = val
      this.fetchData()
    },

    // 条件查询
    queryData() {
      // 将页码变为1，第1页
      this.page.current = 1
      this.fetchData()
    },

    // 重置
    reload() {
      this.query = {}
      this.fetchData()
    },

    // 编辑
    handleEdit(id) {
      api.getById(id).then(response => {
        if (response.code === 20000) {
          this.edit.formData = response.data
          this.edit.title = '编辑'
          this.edit.visible = true
        }
      })
    },

    // 删除
    handleDelete(id) {
      this.$confirm('确认删除这条记录吗?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 发送删除请求
        api.deleteById(id).then(response => {
          // 处理响应结果提示
          this.$message({
            type: response.code === 20000 ? 'success' : 'error',
            message: response.message
          })
        })
        // 刷新列表数据
        this.fetchData()
      }).catch(() => {
        // 取消删除，不用理会
      })
    },

    // 设置角色
    handleRole(id) {
      this.role.userId = id
      api.getRoleIdsByUserId(id).then(response => {
        // 角色id 传递给子组件
        this.role.roleIds = response.data
        // 弹出
        this.role.visible = true
      })
    },


    // 弹出新增窗口
    openAdd() {
      this.edit.title = "新增——默认密码与用户名一致"
      this.edit.visible = true
    },

    // 关闭弹窗
    remoteClose() {
      this.edit.formData = {}
      this.edit.visible = false
      this.fetchData()
    },

    // 角色列表子组件会触发此方法来保存当前用户选择的角色id
    saveUserRole(roleIds) {
      // console.log('saveUserRole', roleIds)
      // 保存用户角色信息
      api.saveUserRole(this.role.userId, roleIds).then(response => {
        if (response.code === 20000) {
          this.$message({message: '分配角色成功', type: 'success'})
          this.role.visible = false
        } else {
          this.$message({message: '分配角色失败', type: 'error'})
        }
      })
    },

    // 关闭密码窗口
    remotePwdClose() {
      this.pwd.userId = null
      this.pwd.visible = false
      this.fetchData()
    },

    // 密码修改
    handlePwd(id) {
      // 要修改的用户id
      this.pwd.userId = id
      this.pwd.visible = true
    },
  }
}
</script>
